Home / 5,624.64-8,438.85-3,164.27

Finding the Fourth Proportional to 5,624.64, 8,438.85 and 3,164.27

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Solution

The fourth proportional to 5,624.64, 8,438.85 and 3,164.27 is: 4,747.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.64 : 8,438.85 = 3,164.27 : x
  2. Step 2: Convert to fraction form
    5,624.64/8,438.85 = 3,164.27/x
  3. Step 3: Cross multiply
    5,624.64x = 8,438.85 × 3,164.27
  4. Step 4: Simplify right side
    5,624.64x = 26,702,757.70
  5. Step 5: Solve for x
    x = 26,702,757.70/5,624.64
  6. Step 6: Final answer
    x = 4,747.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.